Humidifier



FIG. 1 is a front, top, and right-side perspective view of a humidifier;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is an enlarged view of item 8 shown in FIG. 1; and,

FIG. 9 is a view illustrating a state in which a handle of the present design is rotated.

The evenly spaced broken lines in the drawings are for the purpose of illustrating portions of the humidifier that form no part of the claimed design. The dash-dot broken lines showing the enlargements in FIGS. 1 and 8 form no part of the claimed design. 

CLAIM The ornamental design for a humidifier, as shown and described. 